4215 results about "Batch production" patented technology

The invention discloses an intelligent detection method and system for adhesive force of an oil coating of a skylight aluminum rail, and relates to the technical field of coating detection. The method comprises the following steps: scanning a skylight aluminum rail to be detected to generate an aluminum rail surface 3D topological graph; performing multi-mode optical detection to obtain optical original detection data; the aluminum rail defect distribution topology is obtained through the defect identification marks; gridding oil coating adhesive force level detection is executed, and multi-level adhesive force defect distribution is output; fusing and analyzing the aluminum rail defect distribution topology and the multi-stage adhesive force defect distribution to obtain M comprehensive adhesive force defect characteristics; positioning a production deviation node sequence; and carrying out processing operation and maintenance intervention in the follow-up batch production process of the skylight aluminum rail. The technical problems that in the prior art, skylight aluminum rail oil coating adhesive force detection efficiency is low, and deviation links are difficult to trace are solved, the production deviation links are positioned by recognizing adhesive force defects of different levels, and the technical effect of improving the detection efficiency is achieved.

The invention provides an intelligent factory production optimization method and system based on AI scheduling, and belongs to the technical field of intelligent factory production management.The method comprises the steps that firstly, process disassembling is conducted on batch production orders, an order task atlas is obtained, a dynamic resource pool is constructed according to the real-time resource state of a factory, the order task atlas is input into a pre-trained scheduling AI model, and a scheduling AI model is established; a dynamic resource pool is combined to generate multiple groups of initial scheduling paths, conflict detection and conflict point identification are performed on the initial scheduling paths, an adaptive adjustment module is called to correct parameters based on conflict point types and influence ranges, a final production optimization scheme is generated and imported into a factory execution system, and intelligentization and high efficiency of production scheduling are realized. And the production efficiency and benefits are improved.

The invention discloses a full-automatic welding device for automobile brake machining, which belongs to the technical field of brake welding and comprises a welding mechanism for welding a brake pad inner ring and a brake pad outer ring. The welding mechanism is provided with a front feeding mechanism used for feeding the inner rings of the brake pads and a rear feeding mechanism used for feeding the outer rings of the brake pads. A full-automatic feeding mechanism, a full-automatic clamping mechanism, a full-automatic welding mechanism and a full-automatic discharging mechanism are adopted, continuous welding operation of the inner ring and the outer ring of the brake pad is achieved through rotating disc type indexing conveying, manual intervention is remarkably reduced, the production efficiency is improved, and the large-batch production requirement is met; through cooperation of the cambered surface block and the clamping module driven by the spring, automatic clamping and loosening of the inner ring and the outer ring of the brake pad are achieved, it is guaranteed that a workpiece is accurately positioned in the welding process, displacement or loosening is avoided, and therefore the welding precision and the product consistency are improved.

The invention discloses microminiature needle body high-speed visual screening equipment and a screening method thereof, and belongs to the technical field of industrial automatic detection and sorting. The equipment comprises an equipment frame, a feeding module, a visual identification module, a grabbing module, a control module and a material receiving module. The feeding module is used for conveying to-be-screened needle bodies. The visual identification module performs image acquisition and model identification on the needle body; the grabbing module is provided with a plurality of grabbing clamping jaws, can move in the horizontal direction and the vertical direction under the driving of the control module, and grabs a plurality of needle bodies of the same model at the same time at a time. The material receiving module comprises a plurality of material receiving boxes and a transposition driving mechanism for driving the material receiving boxes to move so as to align the target material receiving box to the grabbing module. The equipment disclosed by the invention can be widely applied to high-efficiency sorting of micro-miniature needle bodies with the diameters ranging from 0.3 mm to 3mm and the lengths ranging from 3mm to 77mm, has high precision, high speed and high reliability, and is suitable for large-scale production and multi-variety and small-batch production requirements.

The invention discloses a carbon dioxide booster pump control system and method, particularly relates to the technical field of carbon dioxide booster pump control, and aims at transient interference pulses caused by starting and stopping of a pump body in the batch production process, millisecond-level timestamp mapping is adopted to achieve interference and steady-state pulse separation. Performing sliding median filtering on the steady-state pulse, extracting a window center peak value, and performing incremental accumulation in sequence to obtain operation accumulated flow in real time; based on the last peak time label, synchronously collecting temperature and pressure measurement values, generating a correction amount through a predefined temperature correction function and a user-defined pressure correction function, adding the correction amount according to a fixed weight, and converting the correction amount into a compensation pulse count through pulse-volume conversion to correct an accumulated error; high-precision flow metering and compensation are achieved through the synergistic effect of start-stop interference elimination, filtering peak value extraction and a correction function, and the reliability of a carbon dioxide booster pump control system under the complex working condition is improved.

The invention discloses a multi-light-spot batch 3D printing device and method, and belongs to the field of 3D printing, the device comprises at least one galvanometer scanning unit, and each galvanometer scanning unit is provided with a laser beam splitting unit; the laser beam splitting unit is used for splitting one laser beam into a plurality of laser beams so as to form a laser matrix, and the distance between adjacent laser beams in the laser matrix is adjusted; the galvanometer scanning unit is used for reflecting the laser matrix to the printing working face, the laser matrix scans on the printing working face by adjusting the reflection angle of the galvanometer scanning unit, and multiple parts are printed in batches. Under the condition that the number of the galvanometers and the number of the lasers are not increased, the printing speed of small parts can be increased, and the requirement for batch production is met.

The invention discloses forming equipment for ceramic guide rail production and a forming method thereof, and relates to the technical field of ceramic guide rail forming, the forming equipment comprises a conveyor, a forming processing box and a raw material box, and the top of the conveyor is provided with the forming processing box. The ultrasonic disperser arranged in the raw material box is combined with the constant-temperature heating sleeve and the viscosity sensor of the conveying pipe, uniform flowing and accurate metering injection of slurry are guaranteed, in the forming stage, the vacuum pump actively pumps out bubbles in a cavity through the micropore array, pores are further eliminated in cooperation with the high-frequency micro-vibration device, the compactness and surface smoothness of the guide rail are greatly improved, and the production efficiency is improved. The cooling runner realizes gradient cooling and curing through closed-loop control of a temperature sensor and a temperature regulator, ceramic cracking deformation is effectively inhibited, the rotary mold assembly supports multi-angle adjustment, nondestructive demolding of a complex structure is facilitated, the production period is shortened, the process stability, energy consumption control and equipment adaptation flexibility are further enhanced, and the production efficiency is improved. And the targets of high precision, low defect and batch production are achieved.

The invention discloses a degradable bamboo fiber express packaging bag and a preparation method thereof, and belongs to the technical field of express packaging. The packaging bag is prepared from, by mass, 32-42 parts of pretreated bamboo fibers, 22-28 parts of poly (butylene succinate), 9-14 parts of modified nano calcium carbonate, 12-16 parts of polycaprolactone, 6-11 parts of acetylated chitosan and the like, and the key raw materials are all treated through an exclusive pretreatment or modification process. The preparation method comprises the steps of raw material plasma activation, segmented high-speed mixing, vacuum drying, precise-parameter twin-screw extrusion granulation, secondary drying, precise film blowing, high-precision heat-sealing bag making and the like, and the technological parameters of all the steps are clear. The product disclosed by the invention can be efficiently degraded in a natural environment, has excellent tensile resistance, puncture resistance and impact resistance, is stable and controllable in processing process, and is adaptive to actual requirements of express packaging and industrial batch production.

The invention discloses a dynamic and steady state characteristic evaluation method for a main fuel oil system of an aero-engine, which is used for carrying out systematic evaluation on dynamic and steady state performance of the main fuel oil system in different design stages. Respectively establishing differential evaluation mechanisms of three stages of design scheme demonstration, principle prototype development and product shaping and batch production; multi-dimensional evaluation of system response characteristics, control performance and robustness is realized by constructing a nonlinear system model and a linearized frequency domain model and combining typical working condition simulation and a principle prototype test; in the batch production stage, a standardized input working condition and a simplified index system are adopted, and batch production prototype performance consistency analysis and rapid quality judgment are achieved. According to the method, systematic evaluation of the aero-engine main fuel system in the full design stage can be achieved, a comprehensive evaluation system combining a model and a test is constructed, the design efficiency and reliability are improved, and the evaluation precision and credibility are improved.

The invention relates to the technical field of oil bearing press fitting, in particular to a double oil bearing press fitting auxiliary device which comprises a rack, a fixing block is arranged on the rack, a groove is formed in the fixing block, a positioning mechanism is arranged in the groove, and a press fitting mechanism is arranged above the positioning mechanism. The positioning mechanism comprises a first air cylinder, and a first hydraulic rod is arranged on the first air cylinder. Through the positioning mechanism, when a first hydraulic rod is driven by a first air cylinder in the positioning mechanism to move downwards, outer supporting assemblies in a first sliding hole and a second sliding hole in a guide column synchronously stretch out to tightly support two oil-containing bearing workpieces from the inner side, and meanwhile, a clamping assembly connected with the first hydraulic rod clamps the workpieces of the oil-containing bearings to be pressed from the outer side; the oil-retaining bearing press-fitting device is positioned between two oil-retaining bearing workpieces and ensures that the oil-retaining bearing workpieces and the oil-retaining bearing workpieces are coaxial, so that the problems of dislocation, deviation and the like can be effectively avoided, the press-fitting precision and efficiency are greatly improved, the product quality is ensured, the oil-retaining bearing press-fitting device is suitable for batch production, manual operation errors can be reduced, and the production efficiency is effectively improved.

The invention belongs to the technical field of metal material forming, and relates to a high-strength plastic titanium-based composite material annular part and a preparation method and application thereof. The preparation method comprises the following steps: firstly, uniformly mixing titanium alloy powder and reinforced phase powder, then preparing an annular blank according to the technological process of smelting, plasma rotating electrode atomization, degassing seal welding, hot isostatic pressing and ring rolling, and finally, annealing the annular blank to prepare the target annular part. According to the method, the titanium-based composite material powder is prepared by replacing a traditional laboratory small-batch ball milling method with a large-batch mixing method, a vacuum induction melting rod manufacturing method and a plasma rotating electrode atomization method, a reinforced phase can be introduced into a titanium matrix crystal and uniformly distributed, and the method is suitable for industrial large-batch production requirements; the titanium-based composite material annular part is prepared through the technology of powder metallurgy blank making and thermal deformation, and the effects of shortening the machining period and improving the material utilization rate and the forming rate are achieved through the precise size of powder metallurgy forming and the high efficiency of special-shaped ring rolling.

The invention relates to the technical field of data fusion, in particular to a textile production traceability-oriented data fusion method and system. The method comprises the following steps: obtaining textile production workshop sensing data and textile production workshop camera data, and carrying out textile production chain data stream data fusion to obtain a textile production chain data stream; performing feature cross calculation according to the textile production chain data stream to generate a processing technology enhanced feature space; performing fingerprinting on the textile production chain data stream to obtain a cross-chain time-space stamp fingerprint set; evaluating the batch production quality of the textile production line based on the camera data of the textile production workshop, and obtaining batch data of a to-be-traced production line and batch data of a to-be-stored production line; evaluating the abnormal batch dyeing optimization feasibility of the production line batch data to be traced; and transmitting the batch data of the to-be-stored production line and the batch data of the to-be-traced production line after the dyeing optimization task to a workshop warehouse management platform. The production efficiency is improved, and resource waste is reduced.

The invention relates to the technical field of product data management, in particular to a food package printing material batch traceable management method and system, and the method comprises the following steps: collecting the production time of each production batch, constructing time data which comprises year, month, day, hour, minute and second, and creating a time code based on the time data; the time code is combined with the data of the production batch. According to the method, the time data of each production batch, which is accurate to second, is collected, the unique time code is constructed, and the time code and the batch production data are closely combined, so that a traceable time stamp data packet is formed, accurate correspondence between production information and time is ensured, and more efficient information integration and storage management are realized. In the storage process, classification and indexing are carried out in combination with batch time marking data packets, a data retrieval mechanism capable of rapidly responding is established, the information positioning speed and accuracy are improved, and the efficiency and reliability of batch query and tracking are improved.

The invention discloses a partitioned multifunctional metal double-cavity vacuum coating process and system, and belongs to the technical field of material surface treatment. The process comprises the steps of base material pretreatment, double-cavity preparation, vacuum inspection, first cavity bottom layer deposition, vacuum transfer, second cavity functional layer deposition and cooling, the double cavities are provided with corresponding target materials respectively, and parallel operation and vacuum seamless transfer are supported; the system comprises double coating cavities, a vacuum transmission channel, a vacuum acquisition and control module, a coating deposition module, a workpiece bearing module and a process parameter regulation and control module, and each of the double cavities is provided with a multi-target mounting rack and carries a real-time monitoring unit and an intelligent control system. Integrated preparation of the composite film layer and synchronous production of multifunctional workpieces are achieved, operation gaps are eliminated, the compactness and adhesive force of the film layer are improved, parameter deviation and the reject ratio are reduced, and batch production requirements are met.

The invention discloses a full-opening solar cell printing plate, and belongs to the technical field of solar cell printing. The full-opening solar cell printing plate comprises a frame, an annular auxiliary material piece and a graphical steel plate, the graphical steel plate is arranged on the annular auxiliary material piece, an avoiding area is larger than a graphical area of the graphical steel plate, the graphical steel plate comprises a buffer metal layer and a first metal layer, the graphical area of the buffer metal layer is provided with a plurality of first grid line holes, and the first grid line holes are communicated with the annular auxiliary material piece. A plurality of second grid line holes are formed in the pattern area of the first metal layer, at least one buffer metal layer is arranged on the pasting and printing face of the first metal layer, the first grid line holes are communicated with the corresponding second grid line holes, and the hardness of the buffer metal layer is smaller than that of the silicon wafer. According to the method, the surface of the steel plate can be matched with the uneven surface of the silicon wafer in the printing process, consumption of printing silver paste is saved, stable batch production is facilitated, and the electrical performance of a battery piece is improved.

The invention relates to a preparation method of a core-shell fluorine-free super-hydrophobic emulsion based on acrylate pressure-sensitive adhesive viscosity. According to the method, a polyacrylate pressure-sensitive adhesive is adopted, an acrylate soft monomer and a functional monomer are copolymerized on the surface layer of the polyacrylate pressure-sensitive adhesive, and a polyacrylate copolymer with pressure-sensitive adhesiveness and reaction activity is coated to obtain a pressure-sensitive adhesive'rigid core at flexible shell 'core-shell polymer microsphere emulsion with a core-shell structure; the production process is simplified (two steps are combined into one step), and chromatic aberration is eliminated; the silane coupling agent can be used for replacing a silane coupling agent, and the problem of insufficient durability is further solved. According to the invention, the simplification and batch production of the production process can be effectively realized, and meanwhile, the requirements of modern industry on economic and green production can be met.

The invention discloses a preparation method for preparing a biomass porous carbon material through high-temperature carbonization of molten salt and application of the biomass porous carbon material, and belongs to the technical field of synthesis of inorganic functional materials. According to the technical scheme, the method is characterized in that sodium chloride and potassium chloride are mixed into mixed salt according to different proportions, then the mixed salt is mixed with enteromorpha biomass according to a certain proportion, the mixture is placed in a porcelain crucible, the mixed salt is added for covering, the porcelain crucible is placed in a muffle furnace to be heated and carbonized, and the porous biomass carbon material is obtained after water washing and drying. The enteromorpha biomass is selected as the raw material, the operation is simple and controllable, the cost is low, batch production can be realized, and the prepared novel porous biomass carbon material has a complex porous structure, a large specific surface area, a very good catalytic effect, strong adsorption capacity and good conductivity, and shows excellent performance when being applied to the field of advanced oxidation.

The invention relates to a high-flux selective diffusion agent and application thereof. The high-flux selective diffusion agent is obtained by mixing heavy rare earth-containing spherical powder and a solid organic binder and then melting and processing; the particle size of the heavy rare earth-containing spherical powder is 10-60 [mu] m, and the sphericity is greater than 85%. According to the method, the heavy rare earth-containing spherical powder with high sphericity degree and good fluidity and the raw material suitable for additive manufacturing are adopted, and the comprehensive magnetic performance of the subsequently prepared magnet can be remarkably improved by strictly controlling the morphology of the heavy rare earth-containing spherical powder. According to the method, the high-flux selected area dispersion technology is combined with the additive manufacturing means, selected area diffusion is conducted on the surface of the neodymium-iron-boron magnet, and the coercive force and high-temperature stability of the neodymium-iron-boron magnet can be greatly improved under the condition that the use amount of heavy rare earth is small. The method is suitable for multi-batch and small-batch production exploration and has the advantages of being high in technological process automation process and short in research and development period.

The invention relates to the technical field of planetary gear machining equipment, and discloses a planetary gear machining device with a bidirectional feeding mechanism, which mainly comprises a planetary gear machining machine tool machining table for bearing machining operation, and a conveying mechanism for conveying planetary gear blanks, the bidirectional feeding mechanism is used for realizing bidirectional precise feeding; the conveying mechanism is arranged between machining tables of the planetary gear machining machine tool and used for achieving long-distance conveying of blanks. Two-way operation of blank feeding and finished product discharging can be achieved through the feeding robot of the two-way feeding mechanism, manual intervention is not needed, the blanks on the conveying belt are accurately transferred to the machining table, the finished products are transferred to the designated position after machining is completed, and automation of the whole process is achieved; the mechanical arm of the feeding robot is flexible and controllable and can be matched with the rotating shaft to meet the grabbing and transferring requirements of different angles, the feeding path is accurate, the feeding time is greatly shortened, and the batch production efficiency is improved.

The invention relates to the technical field of spaceflight material forming, in particular to a tension control winding process of a spaceflight carbon fiber composite launch canister, which comprises pretreatment, winding forming, curing and post-treatment. The method comprises the following steps: S1, coating a release agent and a modified coating after processing a core mold, carrying out plasma treatment and eliminating stress; the carbon fiber filaments are soaked in resin containing nanometer components, and are pre-stretched after a hot melting reaction; s2, closed-loop tension control is conducted, winding is conducted according to segmented angles, and modified resin is coated between layers to be overlapped in a crossed mode; s3, stepwise heating and curing, dynamically regulating the pressure and introducing inert gas; and S4, polishing after hydraulic demolding, carrying out sand blasting, carrying out transition layer and ceramic coating, and carrying out multi-dimensional detection. According to the process, the mechanical property and environmental adaptability of the launch canister are improved, the process precision is high, defects are reduced, the forming time is shortened, the rework rate and cost are reduced, the spaceflight requirement is met, and the process is suitable for batch production.

The invention discloses an assembly line and an assembly method for batch production of stacked micro-nano satellites, belongs to the technical field of batch production of satellites, and particularly relates to the assembly line and the assembly method suitable for batch production of the stacked micro-nano satellites. The problems that an existing satellite is low in production (assembly) efficiency, high in cost and long in period are solved. The method comprises the following steps: performing single-machine thermal control implementation and component assembly to form a single-machine component; cabin section assembling is conducted, and a complete cabin section module is formed; carrying out platform cabin closing to form a complete whole-satellite platform; butting the upper cabin and the lower cabin of the load to form a satellite in a middle state; and solar wing assembly is carried out to form a final whole satellite in a to-be-launched state. The assembly line for batch production of the stack type micro-nano satellites and the assembly method are suitable for batch production of the stack type micro-nano satellites.

The invention provides an efficient composite material manufacturing method based on front-end polymerization initiation point design, relates to manufacturing of forming materials containing macromolecular substances, and belongs to the technical field of common technological processes of processing and batching of macromolecular materials. According to the invention, the epoxy resin composite material with excellent mechanical properties is rapidly prepared with low energy consumption by preparing the epoxy resin front-end polymerization solution and initiating front-end polymerization at multiple points. The method has the advantages of being high in designability, easy to operate and the like, and rapid and energy-saving manufacturing of the epoxy resin and the composite material thereof is achieved while the mechanical property is maintained through multi-point initiation of front-end polymerization. The method has a wide application prospect in batch production of epoxy resin and composite materials and manufacturing of large-scale structures.

The invention relates to an automatic binding system for a reinforcement cage and application of the automatic binding system. The system comprises a control station, a binding jig frame, a four-way rail arranged in the circumferential direction of the binding jig frame, a four-way RGV arranged in a sliding mode in cooperation with the four-way rail, a sub-control piece, a mechanical arm, an identification piece and a binding piece, wherein the sub-control piece and the mechanical arm are arranged on the four-way RGV, and the identification piece and the binding piece are arranged at the output end of the mechanical arm. The control station is in communication connection with the sub-control piece and is used for directly or indirectly controlling the four-way RGV, the mechanical arm, the identification piece and the binding piece; the automatic binding system for the reinforcement cage is applied to binding of the reinforcement cages of T-shaped beams, box beams, pier columns and cover beams. The method has the advantages of improving the production efficiency and ensuring the batch steel bar binding result, and is suitable for batch production of steel bar cages of T beams, box beams, pier columns and cover beams.

The invention discloses a cigarette cut tobacco batch production circulation control system and method based on single-point condition judgment, and the system comprises a work order parameter verification module which is used for receiving a work order issued by a scheduling system, and carrying out the work order information integrity verification, process parameter compliance verification and equipment suitability verification; the regular expression configuration module is used for providing a visual interface and configuring a regular judgment rule set of equipment starting conditions, ending conditions and abnormal ending conditions; and the single-point judgment execution mechanism is embedded into the PLC control layer, acquires equipment parameters in real time, dynamically evaluates regular conditions based on a finite-state machine model, and triggers an equipment start-stop instruction. According to the system, the cigarette cut tobacco batch switching time is remarkably shortened, and the work order circulation efficiency is improved; the manual intervention frequency is further reduced, and the misoperation rate is further reduced; and the problem of production interruption caused by disconnection of the equipment state and the process parameters is solved.

The invention relates to the technical field of phosphoric acid production, in particular to an intelligent optimization management method for phosphoric acid production process parameters. Obtaining adaptive window ranges at different moments according to data change characteristics of the phosphoric acid concentration sequence; obtaining a phosphoric acid production benefit value according to the phosphoric acid concentration in the self-adaptive window range; obtaining a benefit reference value according to the phosphoric acid production benefit value in the historical batch production process; obtaining a benefit comparison value according to the phosphoric acid production benefit value at the current moment and a benefit reference value; judging whether the production process is adjusted according to the benefit contrast value; obtaining a parameter deviation coefficient according to the difference characteristic of the sulfuric acid concentration of the production process corresponding to the benefit reference value and the current production process; and according to the parameter deviation coefficient and the benefit contrast value, obtaining a phosphorite putting amount difference coefficient. According to the parameter deviation coefficient, the phosphorite feeding amount difference coefficient and the benefit contrast value, the sulfuric acid concentration or the phosphorite feeding amount at the current moment is iteratively adjusted, and the quality of the phosphoric acid production process is improved.

The invention discloses a vertical drill machine tool with a guide sleeve and drilling tool synchronous replacing system. The vertical drill machine tool comprises a machine tool body, a stand column, a main shaft, a supporting frame and a tool replacing device. The tool changing device is fixed to the stand column through a mounting frame, and the core of the tool changing device comprises a first rotating disc used for bearing drilling tools of multiple specifications, a second rotating disc used for bearing guide sleeves of multiple specifications and a second rotating shaft controlled by a lifting driving mechanism and a transverse moving driving mechanism, wherein the first rotating disc and the second rotating disc are coaxially linked. The second rotating shaft is provided with a first swing arm with first clamping jaws at the two ends and a second swing arm with second clamping jaws at the two ends, and synchronous automatic replacement of the spindle drilling tool and the supporting frame guide sleeve is achieved through synchronous rotation of the double swing arms and cooperation of the movable driving device. The drilling tool and guide sleeve replacement process is integrated into single automatic operation, manual guide sleeve replacement is thoroughly replaced, the type replacement time is shortened to be below 10% of that of a traditional mode, the installation precision is high, fool-proof performance is high, and the efficiency of multi-variety small-batch production is remarkably improved.

The invention belongs to the technical field of novel adsorption materials, and particularly relates to needle-punched cloth for extracting uranium from seawater based on dry-process PAN fibers and a preparation method and application of the needle-punched cloth. The needle-punched fabric for extracting uranium from seawater comprises chemical modified functional fibers and supporting fibers, the chemically modified functional fiber with amidoxime groups is obtained by chemically modifying a dry polyacrylonitrile short fiber. The invention discloses the needle punched cloth for extracting uranium from seawater based on the dry PAN fiber for the first time, the material has the advantages of low production cost, batch production and large-scale implementation, can be directly soaked in seawater, can be rolled into components such as a filter element and the like, and can be used for enriching and separating uranium from seawater in forms of single-layer filtration, multi-stage filtration and the like; the industrial popularization and application are easy.

The utility model relates to a battery cell turnover device and processing equipment. The battery cell turnover device comprises a supporting mechanism and a turnover mechanism, the synchronous turnover mechanism is arranged on the supporting mechanism and comprises a plurality of clamping rotating assemblies, a synchronous linkage assembly and a tensioning adjusting assembly, and the synchronous linkage assembly is connected to the multiple clamping rotating assemblies and the tensioning adjusting assembly. And the synchronous linkage assembly and the tension adjusting assembly can drive the plurality of clamping and rotating assemblies clamping the battery cells to synchronously turn over. According to the device, synchronous overturning of a plurality of battery cells can be realized at a time, the problem that the requirement of high-speed production of the battery cells is difficult to meet due to the fact that an existing battery cell overturning device only performs overturning treatment on a single battery cell is effectively solved, the overturning efficiency of large-batch battery cells can be improved while the overturning precision of the battery cells can be ensured, and then the requirement of large-batch production of the battery cells is met.

The present invention discloses a flexible positioning and clamping device for making notches on large and medium-sized U-shaped thin-walled parts and a method for making notches. The clamping device comprises a base, an arc-shaped positioning plate and an inclined support. The radian of the upper arc surface of the arc-shaped positioning plate is consistent with the radian of the arc-shaped thin-walled part. The arc-shaped positioning plate is vertically fixed on the base through the inclined support. A transverse fixing device and a radial fixing device are further arranged on the arc-shaped positioning plate. The transverse fixing device is used for positioning and clamping the workpiece in the thickness direction, and the radial fixing device is used for fixing the workpiece in the radial direction. The clamping device has reasonable structure, reliable positioning and clamping, effective flame and slag discharging and thermal deformation control, is convenient to use, has strong universality, small part deformation, good consistency, stable and controllable quality. Compared with the original scheme, no notch out-of-tolerance phenomenon occurs in batch production. The processing efficiency of the part notch is increased by about 80%, and the production cost is significantly reduced.

The invention discloses a three-dimensional woven radome preform woven and formed by a multi-heald eye device, weaving equipment with a plurality of independent controllable heald eyes is adopted, and the method comprises the following steps: S1, a weaving mold is provided, and the surface of the weaving mold is provided with a three-dimensional curved surface corresponding to the shape of a target preform; s2, a warp system is led to the weaving mold and penetrates through the independent controllable heald eye. By adopting a multi-heald-eye independent driving control scheme, the limitation of the number of healds of traditional fixed heald eye equipment is broken through, the weaving requirement of a large-size conical structure with the bottom maximum diameter being about 600mm and the axial length being about 900mm can be accurately met, meanwhile, yarns are arranged along the three-dimensional curved surface of the mold in a shape following mode, secondary preforming is conducted without the help of the mold, and the production efficiency is improved. According to the method, the size deviation and the structure damage caused by secondary processing are avoided, the production period is remarkably shortened, the economical efficiency and the efficiency of batch production are improved, and the weaving feasibility and the structure consistency of the large-size variable-thickness structure are ensured.